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Prev Professional Automotive Repair Technical Discussions for December 26, 2005
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Open Help Requests for All Makes and Models
Help Request Answers
1988 Chevrolet K2500 Cheyenne 5.7L No Start, Hesitation, Surge, Cuts out VIN: 1GCFK24KBJ
when this truck first came in to us the main complaint was a surge under exceleration. when i found the secoundary ignition in very bad shape we did a tune up. plugs wires cap and rotor. fuel filter and induction flush. the truck was running good for us so we ...
1999 Chevrolet Blazer 4.3L Poor Idle Quality, Hesitation, Misfire, MIL Lamp on VIN: 1GNCS13W6X
Hi Chevy techs Did a tune up, still missing one-two clyinders,Did a Scan on generics P1347 cam and crank sensors. Swapped crank sensors no change. First time on this model, Where is the cam sensor / or am i running up the wrong tree, any ideas Chevy Techs you ... Trouble codes: P1347
2002 Chevrolet Silverado 1500 HD LS 6.0L brake pedal VIN: IGCGK13V92
the pedal feels normal untill you get to the normal spot where they firm up, and then the pedal falls to the floor with a springey feel to them. from what i understand this is where the hydro boost should kick in and firm up the pedal. i have inspeced all comp...
1991 Dodge Stealth ES 3.0L Poor Idle Quality VIN: JB3XD54B0M
Car came in as a no-start. Found that the timing belt slipped a few teeth. Repaired and got the car to start. Car ran horrible and found somehad wrong plug wire routing, repaired and car has a hard start. Found the coil for cyl. 1 and 4 weren't firing. Replace...
1993 Dodge Grand Caravan LE 3.3L M/Cyl and ABS VIN: 1B4GH54RXP
Greetings to all IATN Techs. I have a Bendix 10 ABS Information request. Today, Customer called while I was in route elsewhere. I stopped by to see the van. The brake and ABS light were on and the master Cyl was pumping fluid out of the reservoir caps. I was t...
1996 Dodge Intrepid ES 3.5L No Start VIN: 2B3HD56F5T
Vehicle died out.Cranks ok.No spark or injector pulse. Crank & Cam signals good.ASD power supply good. Can pulse injectors & trigger coils thru scan tool & PCM. Scan tool shows fuel enabled when cranking. Cam Timing checks out. Scan tool does show current sync...
1999 Ford Windstar SE 3.8L Hesitation, Surge VIN: 2FHDA524IX
Good morning tecks, this one has been here for weeks now, it is time for it to go, repaired! The PO171/PO174 DTC will come on every 2-3 days. The upper intake gaskets have been replaced during spark plug replacement, the code was there before this was done. ne... Trouble codes: P0171, P0174
1993 GMC Jimmy 4.3L windshield wiper VIN: 1GCCS11425
hi tech, i have this truck for 2 weeks some time windshield wiper not working then radio not working too .then i checked power at connector wiper motor very dim with test light .i checked power at fuse box for radio and wiper very dim.look like i have loose gr...
1996 GMC K1500 Sierra SL 5.0L Excessive Emissions, MIL Lamp on VIN: 1GTEK14MXT
Hello and happy holidays everyone, Got a real "challenge" in our shop.The vehicle was towed in a couple of months ago w/'cranks wont start' concern. We replaced fuel pump, strainer, filter and reflashed pcm w/gm drivibilty, multiple dtcs update and sent her o... Trouble codes: P0172, P0175
2001 Honda Civic DX 1.7L evap VIN: 1HGEM21221
Customer complaint noise from heater fan on left turn. Remove fan and inspect. Fan ok but alot of water in area. This car has a dealer installed a/c and I can't find a drain hose anywhere. Does anyone have a picture or any insight as to where the drain is?
1991 Isuzu Pickup S 2.6L No Start VIN: JAACL11E7M
Truck came in as no start, cranks okay. checked for spark- good, checked injector- no pulse. checked power-good, no grounding from ECM. Flashed codes a total of 14 codes and some were for ECM ROM and RAM. So 14 codes and ECM codes Change ECM. Received USED ECM... Trouble codes: 14 (CTS Shorted), 15 (CTS Open), 25 (Press Reg VSV), 26 (Can Purge VSV), 34 (EGR Temp Sensor), 45 (O2 Lean/Rich)
1995 Jeep Cherokee Sport 4.0L Interior VIN: 1J4FJ67S9S
I bought this Jeep at auction. Rear dome light and wiring missing. I looked at earlier 90's Jeep's and also a 1996 (could not find any 95's in the junkyard). I cannot find a connector on my 95, and the other years are different. Does someone have a factory ser...
2001 Lincoln LS 3.9L Misfire, MIL Lamp on VIN: 1LNHM87A61
Customer complaint was "low speed miss". Took for test drive and found a shake at idle and seemed down on power at wot. Scanned and found fuel trims whacked out and P304 stored. Checked mode $06 data and cyls. 1,2 with slight misfires, #4 was maxed out. Smoke ... Trouble codes: P0304
1996 Mazda Protege DX 1.5L No Start, Poor Idle Quality, Misfire VIN: JM1BB1417T
car came to shop with a leaking and noisy water pump, also a no start condition. replace water pump and timing belt, found ignition distributor was inop, replace with a used one,also replace spark plugs and ran ok for a while then two problems occur....
2001 Mercedes-Benz C320 3.2L abs/esp VIN: WDBRF64J01
Hi MB-Techs & Fellows ! Car towed in with the complain:cust. couldn't start the car the Battery was change 1 month before. We jump start & be able to start the car.But ABS + ESP light are on with the message : ABS- , ESP not available diagn. / rig test ! Che...
1992 Oldsmobile Cutlass Supreme S 3.1L Stall VIN: 1G3WH54T3N
customer coplains of vehicle dies then starts right back up . i drove vehicle for 20 mins or so vehicle ran great not sure where to even start beside start component testing noT even sure ill find any thing there
1997 Plymouth Breeze 2.0L No Start VIN: 1P3EJ46C2V
The engine does not start thare is no spark and no fuel injector pulse. all other systems seem to be working properly. Still no start.
1999 Toyota Camry CE 2.2L MIL Lamp on VIN: JT2BG22KOX
Hello, I have a camry with the tail lights on the trunk very dim, and sometimes inoperable. The backup lights will not work with the park lights on. I have already checked all the bulbs and replaced the neutral position switch. The tail light bulb indicator, a... Trouble codes: P1780

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2001 Audi A6 Quattro 2.7L oil leak VIN: WAUED64B91
Thanks to great replies I have received. When we explained all the possibilities to the customer and told him it will take extensive diagnosis to pinpoint the problem he grew restless and decided to take the car to the dealer. PCV system restrictions seems to ...
1987 Buick Electra Park Avenue 3.8L boggs VIN: 1G4CW5134H
When I first drove this car my first idea was clean the wire (resister) in the MAF sensor. That I did but there was no improvement. After looking into it further the overheat problem came up. I was trying to figure out what will cause both problems instead of ...
1996 Chevrolet S10 4.3L Cuts out, MIL Lamp on VIN: 1GCCS19W41
After removing fuses for PCM and installing jumper wires found that power to pcm was not being interuppted. Resistance check of all solenoids and relay control circuits revealed all was normal. Problem seemed to occur when pcm switched from open loop to closed...
1998 Chevrolet Malibu 2.4L Steering VIN: 1G1ND52T6W
thank's for all the reply's after making a gauge set like one reply said found low pressure from p/s pump after replaceing the pump the third time still low pressure . i steped on the gas after the third pump was installed and found that the pump was not turni...
2001 Chrysler PT Cruiser 2.4L Ball Joint / Steering Rack VIN: 3C8FY4BB71
Thanks for all the replies. We thought a good place to start would be replacing the ball joint we know is bad. Unfortunatly we haven't gotten the customer to bring it in yet.
2004 Chrysler Pacifica 3.5L smoking VIN: 2C8GF68474
The concensus was that these vehicles have a lot of problems & are probably headed out at Chrysler.As for the smoke one person suggested that The oil could be overfilled, the other suggestions were as to the normal engine problems, none of which can be confirm...
2000 Dodge Grand Caravan SE 3.3L gauge cluster VIN: 1B4GWC2F3C
I started unplugging items from the busline and found the heater control was putting 10 volts into the busline, replaced the heater control and all is ok now
1998 Ford Explorer XL 4.0L MIL Lamp on VIN: 1FMZ932E7W
hi group sorry for the long delay been under the weather and busy also anyway here we go, as stated earlier this is a overhead cam engine not overhead valve, the cam sensor is located in top of the left valve cover, had another exploder come in and compared wa... Trouble codes: P0340.
1999 Ford F-350 Super Duty Lariat 7.3L Hesitation, Bogs at cruise VIN: 1FTSF31FXX
Hi guys Thank you to all who replied, this trucks problem was the air cleaner temp sensor. There is a TSB on a new desighned air cleaner assembly and ours came with a new temp sensor so they were both installed and all is well. We found that if you drove the...
2002 Ford F-250 Super Duty Lariat 7.3L Cuts out VIN: 1FTNW21F92
For those who want to know the fix it was moisture in the PCM connector.For those who want the whole story read on.2 people said that the MAP,EBP,and baro should read the same KOEO,well maybe it's a glitch in the Snap-on scanner but this thing read 14 on the M...
2001 GMC Savana 2500 4.3L belt/ tensioner VIN: 1GTFG25W41
well so far so good, this i beleive was a combination of things. from the alternator,tensioner, and idler pulley being faulty,.to the power steering pulley slightly too far on the shaft. The 'GM' belt that the dealer insist was correct per the VIN number was i...
2001 Lincoln Town Car Signature 4.6L radio VIN: 1LNHM82W41
First I want to thank everyone who replied. Tom [...] called the dealer and they said the radio is not under the warranty. So we quoted him an exchanged unit. Steve this radio is not the standard, the pin or circuit that your talking about does not exist. That...
1992 Mercedes-Benz 190E 2.3 2.3L high idle VIN: WDBDA28DON
thanks agian to all..ended up being the fuel dist position sensor..special thanks to alain [...],right on the head alain
1997 Nissan Sentra GLE 1.6L engine VIN: 1N4AB41D5V
Thanks to Rolfe and three other replies who hit the nail on the head - found a crack around plug in top of head between 3&4 cyl's. This should be the end of my troubles with this car. Thanks for the guidance-you saved me a ton of time!!
1994 Pontiac Trans Sport 3.8L Surge, Cuts out, Misfire VIN: 1GMDU06L9R
First I would like to thank everyone who took their time to offer help with this vehicle. I was able to get this problem resolved after receiving help from IATN members. What I found was that when the timing chain was replaced the blades on the crank pulley ha...
1999 Porsche 911 Carrera 3.4L engine VIN: WPOAA2999X
Thanks to all of you that replied, The popular consenses is a problem with the oil seperator. I will pass along all of this information and certainly post their results and ultimate solution. I have a feeling their going to wait until I am available to work ...
2003 Suzuki Aerio SX 2.0L MIL Lamp on VIN: JS2RD41H13
Hi group The customer had to have the car, he was susposed to return & has missed that appointment. When I talked to him he said the car was running fine & did not want to spend any more money. There was one response that said to check ground connections & tha... Trouble codes: P0617.
1991 Toyota Camry LE 2.5L radiator fan VIN: JT2VV22F2M
We replaced the a/c amplifier. The amplifier received the good resistance from the thermistor. It was a bad soldering and the amplifier was not able to ground the circuit. The amplifier ground the relay no 1 and no 2 to stop the radiator fan and the condenser ...
2001 Volvo V70 2.3L MIL Lamp on VIN: YV15SW53D6
I am closing this post because it is timing out; however the job is still alive. We replaced the MAF-to-turbo tube because of an air leak at the breather fitting. The light came back on acouple of days later but the customer has been unable to get the car back... Trouble codes: ECM28.
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